package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题:{},异常类型:{}",e.getMessage(),e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String,String> map=new HashMap<>();
        result.getFieldErrors().forEach((item)->{
            String field = item.getField();
            String message = item.getDefaultMessage();
            map.put(field,message);
        });
        return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(),BizCodeEnum.VALID_EXCEPTION.getMsg()).put("data",map);
    }
    @ExceptionHandler(value = Exception.class)
    public R handlerException(Exception e) {
        log.error("数据校验出现问题:{},异常类型:{}",e.getMessage(),e.getClass());
        return R.error(BizCodeEnum.UNKNOW_EXEPTION.getCode(),BizCodeEnum.UNKNOW_EXEPTION.getMsg());
    }
}
